デナリ国立公園 8月の天気

デナリ国立公園の8月:涼しい、大雨続き、空気がきれい — 雨の日20日が気にならなければ悪くない時期。

2026年9月更新 · ERA5再解析による気候平年値

デナリ国立公園Denali National Park, United States🇺🇸 アメリカ合衆国 · アラスカ・極北 · 国立公園79
  1. 301月
  2. 392月
  3. 503月
  4. 714月
  5. 845月
  6. 926月
  7. 887月
  8. 798月
  9. 759月
  10. 5910月
  11. 3511月
  12. 2712月

デナリ国立公園では12か月中4位 · 8月に訪れたい旅行先で1413か所中714位 · 快適スコア79/100(Bランク)

日中
15°C
10°C
雨の日
20
日照
7.7 h
湿度
77%
日の長さ
16 h
デナリ国立公園(アメリカ合衆国)
写真: John Fairchild · Pexels

8月のデナリ国立公園についての旅行者の声

デナリ国立公園のほかの月

Denali-forum threads on a February visit describe the park road as genuinely closed for winter at mile three, right around headquarters, posters naming this the standard cutoff. Regulars call the park genuinely still open year-round despite this, several posters naming very limited services as the real tradeoff. Posters call the road capable of opening further, several regulars naming roughly mile twelve or thirteen around February fifteenth as typical, conditions permitting, timed for the winter carnival the last weekend of the month. Regulars call February temperatures genuinely extreme, several threads naming a range anywhere from zero to negative fifty degrees Fahrenheit. Posters recommend the Murie Science and Learning Center as the standard winter visitor center, several regulars naming dog sledding, snowshoeing and cross-country skiing as the real activities available. The record: -10.7C days, -16.2C nights, 24.6mm across over 7 days and 72 percent humidity.
DenaliFebruaryRegular · 2月 · 4日前 · Tripadvisorで続きを読む ↗
Denali-forum threads on an October visit describe the park's shuttle buses as already stopped for the season, service typically ending the second week of September regardless of how the weather holds afterward. Regulars call October considerably colder with a real chance of accumulation, park road access dependent entirely on whether snow has fallen and how much. Posters call the road capable of closing as early as mile three at park headquarters once conditions turn, real caution warranted for anyone hoping to drive in. Regulars call October activity inside the park itself genuinely minimal, snowshoeing or dog sledding about the only realistic ways in in a bad year. Posters recommend Healy as a solid year-round base regardless of park conditions, hotels, bed and breakfasts and restaurants there staying open when the park itself winds down. The record: 1.1C days feeling like -1C, -3.7C nights, an extraordinarily high 60.1mm across over 12 days and 74 percent humidity.
DenaliOctoberRegular · 10月 · 5日前 · Tripadvisorで続きを読む ↗
Denali-forum threads on a September visit describe this as genuinely the end of the season, posters calling most businesses in the park entrance area closed by mid-month though several stay open through the 24th. Regulars call the fall colors a real highlight, the tundra turning a striking gold and red that summer visitors never see. Posters describe shuttle buses and ranger programs as winding down through the month, real planning needed around which services remain running on any given date. Regulars call a slight chance of aurora a genuine bonus this late in the season, dark skies finally returning as daylight shortens. Posters recommend real cold-weather layers regardless of forecast, mornings here turning properly crisp well before the calendar says autumn. Regulars call the park never actually closing, road access and hiking still possible even once the shuttle season wraps. The record: 9.5C days feeling like 7C, 4C nights, 97.2mm across nearly 17 days and 80 percent humidity.
DenaliSeptemberRegular · 9月 · 5日前 · Tripadvisorで続きを読む ↗
Denali-forum threads on a late-May trip confirm the shuttle bus season is just getting underway, service to Toklat typically starting around the twentieth with the longer Wonder Lake route not opening until well into June. Posters describe the tundra as still largely brown rather than green this early, real accumulation on the ground and along higher sections of the road still common. Regulars call temperatures genuinely variable, some years seeing the fifties Fahrenheit, others a late-season system dropping things back toward winter. Posters recommend real layers regardless of forecast, weather here shifting fast and without much warning. Regulars call late May noticeably less crowded than the July peak. Posters call the visible mountain a real bonus this early, haze and cloud more common later in the season. The record: 11.1C days feeling like 8C, 2.3C nights, a notably high 2.7cm of fresh accumulation and 68 percent humidity.
DenaliMayRegular · 5月 · 5日前 · Tripadvisorで続きを読む ↗

地図のデナリ国立公園のカードから自分のメモを追加できます。

デナリ国立公園の気候平年値 — 8月

日中の最高気温15°C / 60°F🙂 涼しい
夜の最低気温10°C / 49°F
体感温度(最高)14°C / 57°F
降水量167 mm / 6.6 in⛈ 大雨続き
雨の日数20日
湿度77%💦 非常に多湿
露点8°C / 47°F
日照7.7時間/日
日の長さ16.1時間
12 km/h / 8 mph
大気質(US AQI)26🍃 良好

ERA5再解析による月平均値です。AQIはその月の平均US AQI(米国大気質指数)です。

8月のデナリ国立公園の混雑

その場所自体の混み具合 — 学校休暇や大型連休、編集部がタグ付けした月、そして天気の良さによる人気の高さ。快適スコアには含まれません。

混雑アメリカ合衆国のSummer break、主な訪問国のうち2か国で学校休暇(推定)

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ピークの混雑混雑ショルダーシーズン閑散

デナリ国立公園の天気が良い月

この旅行先自身の一年間の快適スコアでランキングしています — 混み具合とは別のものです(上の「混雑」を参照)。

天気はまずまずデナリ国立公園の天気がピークを迎えるのは5月〜7月で、特に良いのは6月ごろです。

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天気が最高天気はまずまず天気が厳しい

8月のデナリ国立公園のイベント

毎年の季節のイベント、自然の見どころ、休業、祝日 — 厳選し出典を明記しています。

  • 休業

    Park Road closed at Mile 43

    1月1日〜12月31日

    A landslide at Pretty Rocks took out the road halfway along. A new bridge opened in August 2026 for hikers and cyclists only; buses still stop at Mile 43. Wonder Lake, Kantishna and the classic view from Reflection Pond stay out of reach until full bus service resumes. Check the park's conditions page first. 出典 ↗

  • オープン

    Park Road bus season

    5月20日〜9月15日 · 例年トレイルシーズン早めの予約を

    Private cars stop at Savage River at mile 15 and everything beyond it is by transit bus, which runs from around 20 May until the second Thursday after Labor Day. Book the bus before you book the flight. 出典 ↗

  • オープン

    Sled dog demonstrations

    5月25日〜9月10日 · 例年夏季営業スタート

    The only working sled dog kennel in the national park system runs free demonstrations several times a day through the summer, and you can walk round the kennels between them. Buses out from the visitor centre fill up first thing. 出典 ↗

  • 自然

    Tundra turning

    8月20日〜9月15日 · 例年紅葉

    The dwarf birch and blueberry go red across the whole open tundra for about three weeks from late August, well before the aspens down at the entrance. Bears are on the berries at the same time, which is why the buses stop.

8月の世界のイベント →

近くで開催中のイベント

デナリ国立公園から300 km以内 — 日帰りやちょっとした移動で行けて、今月何かがある場所です。快適スコアには含まれません。

デナリ国立公園はどこにある?

地図を読み込み中…

8月のデナリ国立公園 — よくある質問

8月はデナリ国立公園を訪れるのに良い時期ですか?
デナリ国立公園の8月:涼しい、大雨続き、空気がきれい — 雨の日20日が気にならなければ悪くない時期。SeasonMapの快適スコアでは、デナリ国立公園の12か月中4位です(79/100)。
8月のデナリ国立公園はどんな天気ですか?
8月のデナリ国立公園は、平均最高気温15.3°C、最低気温9.5°C、降水量は約167.3 mmで、雨の日はおよそ19.7日です。
8月のデナリ国立公園の大気質はどうですか?
8月のデナリ国立公園の米国大気質指数(US AQI)は、平均約26です。

300 km圏内:AnchorageのSalmon runs(5月15日〜9月15日ごろ)。

デナリ国立公園 8月の天気:15°C、雨の日20日、日照8時間 | SeasonMap